<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	
	<style type="text/css">
		
		td{
			text-align: center;
		}
		td:empty::after{
			content: "/";
		}
		
		
	</style>
	
	<body>
		
		<table border="1" width="300px" height="200px" cellspacing="0">
			<tr>
				<td>姓名</td>
				<td>二级</td>
				<td>四级</td>
			</tr>
			<tr>
				<td>张三</td>
				<td>61</td>
				<td></td>
			</tr>
			<tr>
				<td>李四</td>
				<td></td>
				<td>620</td>
			</tr>
			<tr>
				<td>罗翔</td>
				<td>0</td>
				<td></td>
			</tr>
		</table>	
		
	</body>
</html>
